Commit c7e9c01f authored by Will Deacon's avatar Will Deacon Committed by Paul E. McKenney

powerpc: Remove comment about read_barrier_depends()

'read_barrier_depends()' doesn't exist anymore so stop talking about it.
Signed-off-by: default avatarWill Deacon <will@kernel.org>
Acked-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Signed-off-by: default avatarPaul E. McKenney <paulmck@kernel.org>
parent 05d35961
...@@ -18,8 +18,6 @@ ...@@ -18,8 +18,6 @@
* mb() prevents loads and stores being reordered across this point. * mb() prevents loads and stores being reordered across this point.
* rmb() prevents loads being reordered across this point. * rmb() prevents loads being reordered across this point.
* wmb() prevents stores being reordered across this point. * wmb() prevents stores being reordered across this point.
* read_barrier_depends() prevents data-dependent loads being reordered
* across this point (nop on PPC).
* *
* *mb() variants without smp_ prefix must order all types of memory * *mb() variants without smp_ prefix must order all types of memory
* operations with one another. sync is the only instruction sufficient * operations with one another. sync is the only instruction sufficient
......
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